Determine the existence of an Amazon S3 bucket using an Amazon SDK - Amazon Simple Storage Service
Services or capabilities described in Amazon Web Services documentation might vary by Region. To see the differences applicable to the China Regions, see Getting Started with Amazon Web Services in China.

Determine the existence of an Amazon S3 bucket using an Amazon SDK

The following code example shows how to determine the existence of an S3 bucket.

SDK for Python (Boto3)

There's more on GitHub. Find the complete example and learn how to set up and run in the Amazon Code Examples Repository.

class BucketWrapper: """Encapsulates S3 bucket actions.""" def __init__(self, bucket): """ :param bucket: A Boto3 Bucket resource. This is a high-level resource in Boto3 that wraps bucket actions in a class-like structure. """ self.bucket = bucket = def exists(self): """ Determine whether the bucket exists and you have access to it. :return: True when the bucket exists; otherwise, False. """ try: self.bucket.meta.client.head_bucket("Bucket %s exists.", exists = True except ClientError: logger.warning( "Bucket %s doesn't exist or you don't have access to it.", exists = False return exists
  • For API details, see HeadBucket in Amazon SDK for Python (Boto3) API Reference.

For a complete list of Amazon SDK developer guides and code examples, see Using this service with an Amazon SDK. This topic also includes information about getting started and details about previous SDK versions.